Chemical Bonding & Molecular Structure Test

Result

Chemical Bonding & Molecular Structure Test - 41

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Weekly Quiz Competition

Question 1
4 / -1

The common features among the species CN⁻ ,CO and NO⁺ are

A
bond order three and isoelectronic

B
bond order three and weak field ligands

C
bond order two and π-acceptors

D
isoelectronic and weak field ligands

Solution
Question 2
4 / -1

In which of the following species is the underlined carbon having sp³ - hybridisation ?

A

B

C

D

Solution
Question 3
4 / -1

B₁₀C₂H₁₂ is isoelectronic with

A

B

C

D

Solution
Question 4
4 / -1

Which of the following is ionic

A
HCl

B
CHCl₃

C
IF₅

D
KI
Question 5
4 / -1

When molecule is form by chemical bonding between atoms then

A
nucleous of combining atoms are participate

B
valence electrons and inner cell electrons are participate

C
only valence electrons of combining atoms are participate

D
only inner cell electrons of combining atoms are participate
Question 6
4 / -1

Which factor is not responsible for the formation of ionic bond?

A
crystal lattice energy

B
density

C
ionisation enthalpy

D
electron gain enthalpy
Question 7
4 / -1

According to valence-bond theory which magnetic property oxygen possess ?

A
Paramagnetic

B
Ferrimagnetic

C
Diamagnetic

D
Anti Ferromagnetic
Question 8
4 / -1

Who was proposed valence–bond theory ?

A
Mulliken

B
Lenus Pauling

C
Hittler and Londan

D
Hund
Question 9
4 / -1

Which of the following sentence is incorrect for covalent bond ?

A
Strength of covalent bond depends upon overlapping at atomic orbitals

B
Covalent bond is not directional

C
There is sharing of electrons between atoms bonded by covalent bond

D
Covalent bond is formed between atoms having less difference in their electronegativity
Question 10
4 / -1

Which of the following compound possesses covalent bond ?

A
MgCl₂

B
NaH

C
BF₃

D
CsCl